In a relational model, when a primary key for one table appears in another table, it is called a key.

Wireless communications is likely to be viewed as an essential part of an enterprise network infrastructure when: select one: a. mobile communication is needed b. communication facilities must be installed at low initial cost c. communication must take place in a hostile or difficult terrain that makes wired communication difficult or impossible d. the same information must be broadcast to many locations

Lisa has a section of her document that she would like to include in the index. which option should lisa choose? mark index mark entry insert endnote add text

What side length would you specify if you were required to create a regular hexagonal plate that was composed of 33 cm(squared) of sheet metal? dimension the side length to 0.1 cm